Shimla to Narkanda-Rampur Bushahr-Powari-Pooh-Dubling village drive is on NH5. Dubling village to Nako-Tabo-Kaza drive is on NH505. Kaza is the headquarter of Spiti valley. During winters, Shimla-Narkanda-Rampur road gets closed for a day or two whenever there is a long spell of snowfall. In such events, take the Shimla-Suni-Rampur Bushahr route along the Satluj river. This route stays open for all 365 days of the year.